Report Generated 03/01/2018 at 0712

Page Description

1 - Mean Daily Water Temperature, Release Flow Rates and Air Temperatures with Monthly Averages

2 - Redding 10-Day Forecasted Air Temperatures

3 - Sacramento River Mean Daily Water Temperature, Air Temperature and 10-Day Forecasted Air Temperature Plot

- Water Temperature Measuring Station Details

- Temperature Control Point Details

4 - Lake Shasta Isothermalbaths Plot

5 - Daily Maximum and 7DADM 

x - TCD Configuration (External Link)

All Data in this Report is Preliminary and Subject to Change

Northern CVP Water Temperature Report

February - 2018
1

Shasta 

Generation 

Spring Creek 

P.P.

Keswick 

Total BSF RDB LWS

Jan 3484 107 3733 47.9 49.4 42.2

02/01 51.3 50.5 48.9 50.6 50.8 51.2 51.2 51.0 51.0 50.7 48.0 45.3 - 3432 14 3875 ↑ 62.5 55.6 59.4 44.3

02/02 51.0 50.5 49.0 50.6 50.8 51.3 51.7 51.7 51.9 52.0 48.0 45.5 - 3340 14 3875 ↑ 63.5 58.6 64.2 44.7

02/03 50.9 50.4 49.0 50.9 51.0 51.5 52.2 52.5 52.8 52.9 48.0 45.7 - 3468 14 3850 ↑ 69.0 65.0 67.6 46.1

02/04 51.0 ! - 49.1 51.0 51.3 51.9 52.6 52.9 53.2 53.5 48.3 45.9 - 3121 14 3842 ↑ 66.5 61.1 63.2 46.7

02/05 51.1 ? 50.3 49.1 51.0 51.2 51.8 52.5 52.8 53.2 53.6 48.2 46.1 - 3986 45 3843 ↑ 64.0 57.3 62.6 46.9

02/06 50.9 ? 50.3 48.9 50.8 50.9 51.3 51.7 51.9 52.3 52.8 47.5 45.4 - 3801 49 3843 61.5 57.2 61.0 42.0

02/07 51.0 50.5 49.2 50.7 50.9 51.3 51.7 51.7 51.9 52.2 48.1 45.2 - 3875 17 3843 ↑ 62.5 54.8 59.0 43.8

02/08 51.1 50.4 49.2 50.6 50.8 51.3 51.7 51.8 52.1 52.4 48.4 45.5 - 3494 14 3845 58.0 52.8 58.4 45.5

02/09 51.3 50.4 49.1 50.7 50.7 50.9 51.3 51.5 51.8 52.4 48.2 46.1 - 3448 14 3842 56.0 51.4 58.6 43.8

02/10 51.4 ? 50.7 49.2 50.5 50.5 50.7 50.7 50.6 50.8 51.4 47.8 46.0 - 3297 14 3844 51.5 49.2 54.2 43.0

02/11 51.2 ! - 49.1 50.3 50.1 50.3 49.8 49.4 49.5 49.9 47.2 45.0 - 2994 14 3844 47.5 41.8 46.3 35.3

02/12 51.2 ? 50.5 49.1 50.4 50.2 50.3 49.8 49.4 49.3 49.3 47.3 44.9 - 4338 14 3742 47.5 46.9 48.6 39.2

02/13 51.4 ? 50.2 49.1 50.4 50.3 50.4 49.8 49.3 49.2 49.3 47.2 44.5 - 3804 21 3640 50.5 47.0 49.7 37.7

02/14 50.9 50.2 49.1 50.3 50.1 50.3 49.9 49.5 ? 49.6 49.6 47.1 44.6 - 3649 15 3552 45.5 43.1 45.3 38.5

02/15 50.9 50.3 49.0 50.4 50.2 50.3 49.8 49.5 49.5 49.6 47.2 44.2 - 3502 26 3422 53.0 49.4 51.3 35.8

02/16 50.9 50.2 49.2 50.4 50.4 50.7 50.4 49.9 49.8 49.9 47.6 44.2 - 3390 23 3344 52.5 48.6 52.2 39.4

02/17 50.7 50.1 49.2 50.3 50.5 51.0 51.1 50.9 51.0 51.0 48.2 44.8 - 2717 14 3269 53.5 50.6 53.3 43.4

02/18 50.4 49.4 49.1 50.4 50.1 50.5 51.0 51.0 51.2 51.3 47.6 44.9 - 2850 14 3180 46.0 49.0 49.6 40.8

02/19 50.6 49.4 49.2 50.2 49.9 49.8 49.2 48.8 48.9 49.8 46.6 43.9 - 2562 38 3130 ↓ 39.0 38.0 40.7 32.2

02/20 50.5 49.7 49.0 49.8 49.4 49.3 48.5 47.9 47.8 48.1 46.4 43.5 - 2925 14 3130 39.0 35.5 38.2 29.1

02/21 50.5 49.7 48.9 49.3 49.2 49.3 48.6 47.9 47.7 47.8 46.8 43.9 - 3062 23 3131 ↓ 41.0 40.1 42.5 35.1

02/22 50.3 49.5 48.8 49.1 48.7 48.7 48.1 47.7 47.7 47.9 46.6 43.8 - 3659 14 3129 ↓ 39.0 37.8 40.6 33.5

02/23 50.3 49.6 48.7 49.2 48.9 48.9 47.9 47.2 46.9 47.1 46.5 43.1 - 2381 15 3129 42.0 37.8 40.9 32.9

02/24 50.3 48.9 48.5 49.2 48.9 48.9 48.0 47.3 47.2 47.0 46.4 43.4 - 2214 14 3164 ↓ 40.0 38.2 40.1 35.3

02/25 50.1 49.4 48.5 49.1 49.0 49.2 48.6 48.0 47.7 47.5 46.9 43.5 - 3133 14 3169 43.0 42.7 44.7 38.0

02/26 50.1 49.4 48.1 49.3 49.2 49.5 49.7 49.4 49.4 49.0 46.9 43.7 - 2986 14 3170 47.5 47.0 48.7 37.3

02/27 50.2 49.4 47.7 49.2 49.1 48.9 48.0 47.6 47.7 48.3 46.5 42.9 - 2923 14 3170 50.0 46.5 47.9 34.5

02/28 50.1 49.3 47.7 49.1 48.8 48.8 48.5 47.9 47.8 47.6 46.4 43.1 - 3126 14 3169 41.0 42.1 44.4 34.8

-

-

-

Feb 3267 19 3500 48.0 51.2 39.3

91477 524 97986

Legend Notes 181441 1039 194351

? = 1-9 hours of data missing (Average includes estimations) 1 Temperatures are weighted averages based on individual penstock flow and temperature

! = 10 or more hours of data missing (Average not calculated) Highlighted cells in the TCD column indicate a TCD change was made on that day

# = Station out of service 2 Current control point (see page 3 for more details)

↑ = Record high air temperature 3 Column not used this month

↓ = Record low air temperature

 = Monthly Averages

50.3

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

51.8 51.2 47.7 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2

50.8 50.0 48.9 50.1 50.1

48.9 51.2 51.1 51.2 50.7 50.5

Mean Daily 

Air Temperatures (°F)

50.7 50.6

51.2

RDD

-

50.0

BND

50.1 50.0 50.1

Total AF

RDB

Total CFS

IGO -----

47.4 44.6

LWS

44.8

49.9

3
2

↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg

02/01 37 67 52.0 50 69 59.5 45 72 58.5 47 74 60.5 47 73 60.0 45 75 60.0 45 75 60.0 47 76 61.5 49 76 62.5 47 73 60.0 47 71 59.0 46 70 58.0

02/02 47 78 62.5 49 79 64.0 46 78 62.0 46 78 62.0 46 76 61.0 45 73 59.0 45 76 60.5 47 76 61.5 48 71 59.5 43 70 56.5 42 69 55.5 41 70 55.5

02/03 49 78 63.5 59 79 69.0 50 77 63.5 45 73 59.0 42 73 57.5 43 75 59.0 45 74 59.5 44 72 58.0 43 67 55.0 38 69 53.5 37 66 51.5 37 68 52.5

02/04 59 79 69.0 52 78 65.0 49 74 61.5 45 73 59.0 46 76 61.0 46 76 61.0 45 74 59.5 44 72 58.0 43 68 55.5 40 64 52.0 46 67 56.5 44 68 56.0

02/05 52 81 66.5 50 75 62.5 43 73 58.0 44 76 60.0 46 77 61.5 45 75 60.0 44 70 57.0 45 70 57.5 39 64 51.5 36 64 50.0 38 66 52.0 40 69 54.5

02/06 50 78 64.0 44 76 60.0 46 78 62.0 46 80 63.0 46 76 61.0 44 70 57.0 44 72 58.0 41 69 55.0 44 67 55.5 39 65 52.0 40 65 52.5 39 71 55.0

02/07 49 74 61.5 45 76 60.5 47 79 63.0 47 77 62.0 44 70 57.0 41 69 55.0 39 70 54.5 40 70 55.0 41 68 54.5 40 70 55.0 40 70 55.0 42 72 57.0

02/08 45 80 62.5 42 79 60.5 47 77 62.0 44 68 56.0 40 69 54.5 41 66 53.5 40 68 54.0 40 71 55.5 47 72 59.5 43 70 56.5 40 66 53.0 41 69 55.0

02/09 40 76 58.0 42 76 59.0 43 66 54.5 39 65 52.0 39 64 51.5 40 69 54.5 39 69 54.0 41 70 55.5 43 73 58.0 43 72 57.5 42 72 57.0 44 71 57.5

02/10 42 70 56.0 40 65 52.5 38 63 50.5 38 62 50.0 39 67 53.0 38 70 54.0 40 72 56.0 42 73 57.5 47 73 60.0 44 73 58.5 43 71 57.0 44 69 56.5

02/11 39 64 51.5 35 61 48.0 37 62 49.5 35 69 52.0 36 67 51.5 38 69 53.5 39 73 56.0 42 72 57.0 49 70 59.5 40 70 55.0 41 67 54.0 41 70 55.5

02/12 35 60 47.5 39 60 49.5 36 65 50.5 36 60 48.0 35 66 50.5 36 71 53.5 39 70 54.5 40 65 52.5 36 59 47.5 32 60 46.0 32 61 46.5 38 65 51.5

02/13 37 58 47.5 44 65 54.5 35 58 46.5 34 64 49.0 37 71 54.0 41 69 55.0 39 63 51.0 37 57 47.0 38 63 50.5 32 58 45.0 29 56 42.5 33 65 49.0

02/14 35 66 50.5 32 59 45.5 34 63 48.5 36 68 52.0 39 70 54.5 39 61 50.0 33 55 44.0 26 57 41.5 35 64 49.5 37 65 51.0 37 61 49.0 41 63 52.0

02/15 31 60 45.5 43 64 53.5 35 69 52.0 38 70 54.0 38 59 48.5 29 55 42.0 25 56 40.5 27 59 43.0 33 63 48.0 33 63 48.0 35 62 48.5 39 60 49.5

02/16 43 63 53.0 38 69 53.5 39 69 54.0 39 56 47.5 28 53 40.5 26 58 42.0 29 60 44.5 34 64 49.0 40 63 51.5 39 64 51.5 36 61 48.5 40 63 51.5

02/17 35 70 52.5 39 68 53.5 39 55 47.0 28 52 40.0 25 55 40.0 28 61 44.5 33 61 47.0 35 59 47.0 42 61 51.5 36 61 48.5 40 60 50.0 40 62 51.0

02/18 39 68 53.5 35 54 44.5 28 52 40.0 24 53 38.5 29 56 42.5 33 57 45.0 33 60 46.5 34 58 46.0 39 57 48.0 38 58 48.0 38 59 48.5 40 60 50.0

02/19 34 58 46.0 28 52 40.0 24 52 38.0 27 53 40.0 32 53 42.5 30 58 44.0 30 56 43.0 34 57 45.5 39 55 47.0 37 55 46.0 35 55 45.0 39 61 50.0

02/20 25 53 39.0 32 52 42.0 27 53 40.0 30 53 41.5 29 58 43.5 32 57 44.5 34 57 45.5 35 57 46.0 40 56 48.0 37 56 46.5 37 59 48.0 40 64 52.0

02/21 28 50 39.0 29 55 42.0 32 53 42.5 28 57 42.5 33 58 45.5 35 59 47.0 35 55 45.0 32 55 43.5 36 57 46.5 34 56 45.0 36 61 48.5 41 59 50.0

02/22 27 55 41.0 26 51 38.5 26 56 41.0 30 56 43.0 32 58 45.0 35 53 44.0 31 57 44.0 32 56 44.0 38 57 47.5 39 55 47.0 35 58 46.5 41 63 52.0

02/23 26 52 39.0 36 55 45.5 30 56 43.0 31 58 44.5 34 55 44.5 30 60 45.0 33 56 44.5 36 54 45.0 44 57 50.5 45 64 54.5 47 65 56.0 43 63 53.0

02/24 30 54 42.0 25 54 39.5 29 57 43.0 35 55 45.0 28 59 43.5 33 55 44.0 38 52 45.0 37 54 45.5 41 58 49.5 42 63 52.5 44 68 56.0 44 68 56.0

02/25 25 55 40.0 28 58 43.0 35 55 45.0 30 59 44.5 34 52 43.0 38 51 44.5 35 52 43.5 34 53 43.5 34 60 47.0 46 66 56.0 42 69 55.5 45 65 55.0

02/26 27 59 43.0 42 55 48.5 30 60 45.0 33 54 43.5 39 50 44.5 31 49 40.0 32 51 41.5 31 57 44.0 38 60 49.0 42 65 53.5 43 68 55.5 45 69 57.0

02/27 40 55 47.5 41 61 51.0 33 54 43.5 40 51 45.5 31 48 39.5 30 51 40.5 24 57 40.5 29 61 45.0 40 63 51.5 45 66 55.5 44 64 54.0 43 66 54.5

02/28 41 59 50.0 33 52 42.5 40 53 46.5 33 47 40.0 33 49 41.0 28 52 40.0 28 58 43.0 34 60 47.0 44 59 51.5 47 60 53.5 43 62 52.5 44 64 54.0

- 51

-

-

Web Links Legend

10-Day Min/Max Forecast NR = Forecasted temperatures not recorded

Previous Days Min/Max Actuals 100 = Previous day actual temperatures in red and bolded indicate a record temperature for that date

Redding (RDD) Daily Air Temperatures (°F)

8 Days

D

A

T

E

Forecasted

4 Days 5 Days 6 Days

Actual

Previous Day Current Day 1 Day 2 Days 3 Days 7 Days 9 Days 10 Days
3

Code Body of Water Location1 CDEC Link Point Temp. (°F) Date Range

TCD N/A Shasta Power Plant N/A BSF 56.0 06/01/17 - Current

SHD Sacramento River 0.3 miles downstream of Shasta Power Plant Click Here

SPP N/A Spring Creek Power Plant N/A

KWK Sacramento River 0.8 miles downstream of Keswick Dam Click Here

SAC Sacramento River 4.8 miles downstream of Keswick Dam Click Here

CCR Sacramento River 9.7 miles downstream of Keswick Dam Click Here

BSF Sacramento River 25 miles downstream of Keswick Dam Click Here

JLF Sacramento River 34 miles downstream of Keswick Dam Click Here

BND Sacramento River 41 miles downstream of Keswick Dam Click Here

RDB Sacramento River 58 miles downstream of Keswick Dam Click Here Notes

IGO Clear Creek 7.3 miles downstream of Whiskeytown Dam Click Here

LWS Trinity River 1.1 miles downstream of Lewiston Dam Click Here 1 Distances are approximate

DGC2 Trinity River 19 miles downstream of Lewiston Dam Click Here 2 DGC is only reported in September

NFH3 Trinity River 38 miles downstream of Lewiston Dam Click Here 3 NFH is only reported in October, November and December

Station Details Temperature Control Point

34

40

46

52

58

64

70

47

48

49

50

51

52

53

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

Air Temperature (°F)

Water Temperature (°F)

Mean Daily Temperatures

TCD KWK SAC CCR BSF RDD (Air)
4

0

200

400

600

800

1000

1200

1400

1600

1800

2000

2200

2400

2600

2800

3000

3200

3400

3600

3800

4000

4200

4400

4600

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Lake Shasta Isothermalbaths - 2018

(Water Temperature, in °F)

Total Daily Storage
5

02/01 52.0 52.7 51.5 51.9 51.2

02/02 52.3 53.0 51.7 52.2 51.7

02/03 52.6 53.2 51.9 52.5 52.2

02/04 52.8 53.6 52.0 52.7 52.6

02/05 52.7 53.4 52.2 52.9 52.5

02/06 52.3 53.0 52.3 53.0 51.7

02/07 52.4 53.2 52.4 53.2 51.7

02/08 52.4 53.1 52.5 53.2 51.7

02/09 51.4 51.9 52.4 53.1 51.3

02/10 51.7 52.2 52.2 52.9 50.7

02/11 51.5 51.7 52.1 52.6 49.8

02/12 51.6 52.0 51.9 52.4 49.8

02/13 52.0 52.4 51.9 52.4 49.8

02/14 51.7 52.0 51.8 52.2 49.9

02/15 51.8 52.1 51.7 52.0 49.8

02/16 52.0 52.6 51.8 52.1 50.4

02/17 52.1 52.9 51.8 52.2 51.1

02/18 51.5 52.1 51.8 52.3 51.0

02/19 51.4 51.8 51.8 52.3 49.2

02/20 50.6 50.7 51.6 52.0 48.5

02/21 50.7 51.0 51.4 51.9 48.6

02/22 49.9 50.0 51.2 51.6 48.1

02/23 50.6 50.9 51.0 51.3 47.9

02/24 50.1 50.4 50.7 51.0 48.0

02/25 50.5 51.1 50.5 50.8 48.6

02/26 50.5 51.0 50.4 50.7 49.7

02/27 50.6 50.9 50.4 50.8 48.0

02/28 49.5 49.5 50.2 50.5 48.5 ---

Notes12

DAT

D

2

ATE SAC CCR SAC

7DADM

1 Daily Max

CCR

7DADM = 7-Day Average 

Daily Maximum

DAT = Daily Average 

Temperature

BSF

45

49

53

57

61

65

69

73

77

81

85

49

50

51

52

53

54

13579 11 13 15 17 19 21 23 25 27

Air Temperature (°F)

Water Temperature (°F)

Daily Maximum

SAC CCR RDD (Air)

49

50

51

52

53

54

13579 11 13 15 17 19 21 23 25 271

Water Temperature (°F)

7DADM